中文字幕精品视频在线|中文字幕在线观看|亚洲v日本v欧美v在线播放|伊人网中文字幕

<nav id="3u6n6"></nav><samp id="3u6n6"><tr id="3u6n6"><track id="3u6n6"></track></tr></samp>
    <legend id="3u6n6"><fieldset id="3u6n6"></fieldset></legend>

      
      

    1. 首頁英語詞典ohmohm英英釋意

      ohm

      英 [??m] 美[om]
      • n. 歐姆(電阻單位)
      • n. (Ohm)人名;(朝)嚴;(德、英、西、匈、瑞典)奧姆

      英英釋意


      1. a unit of electrical resistance equal to the resistance between two points on a conductor when a potential difference of one volt between them produces a current of one ampere